Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Other
SEA CLEANER 5
MMSI 477997122
Not yet on Master's MateType
Other
Flag
HKGLength
32 m
Beam
10 m
Draft
1.3 m
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
42
SEA CLEANER 5, a vessel flying the Hong Kong flag, measures 32 metres on deck. She's built with a beam of 10 m and a 1.3 m draft. On AIS she appears as MMSI 477997122. Join SEA CLEANER 5 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card
Is SEA CLEANER 5 your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
22.3109° N, 114.1587° E
Crossing the South China Sea? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SEA CLEANER 5 on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim SEA CLEANER 5 and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEA CLEANER 5
What kind of vessel is SEA CLEANER 5?
SEA CLEANER 5 is a Other flagged to Hong Kong S.A.R..
Where was SEA CLEANER 5 last seen?
SEA CLEANER 5 was last reported in the South China Sea in Jun 2026 on public AIS.
What is SEA CLEANER 5's MMSI?
SEA CLEANER 5's MMSI is 477997122.
How big is SEA CLEANER 5?
SEA CLEANER 5 is about 32 m long, 10 m on the beam, drawing 1.3 m.
Is SEA CLEANER 5 on the Master's Mate Safety Initiative Network?
Not yet. If SEA CLEANER 5 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.